1.   What are the real roots of the quadratic equation whose related function is graphed below?
   
    A. 3 B. -3, 1
    C. -1, -3 D. 3, -1
    Hint

  2.   Solve x2 – 6x + 5 = 0 by graphing.
    A. 1, 5 B. 1
    C. -1 D. 5
    Hint

  3.   Solve x2 + 4x + 4 = 0 by graphing.
    A. 4 B. -4, 4
    C. -2 D. -2, 2
    Hint

  4.   Solve a2 + 16 = 0 by graphing.
    A. -4, 4 B. 4
    C. D. -4
    Hint

  5.   The equation x2 + 1 = -3x does not have integral roots. State the consecutive integers between which the roots lie.
    A. between -1 and 0 and between 0 and 1
    B. between -3 and -2 and between 0 and 1
    C. between -3 and -2 and between -1 and 0
    D. between 0 and 1 and between 2 and 3
    Hint